DE-STA-CO 80RDM User Manual
®
The Driving Force in Automation
SERVICE MANUAL
RDM SERIES INDEX DRIVES
MODEL 80RDM
“WARNING”
This is a controlled document. It is your responsibility to deliver this information to the end user of the CAMCO indexer.
Failure to deliver this, could result in your liability for injury to the user or damage to the machine.
For copies of this manual call your Customer Service Representative 800/645-5207.
“WARNING”
T ABLE OF CONTENTS
INTRODUCTION ............................................................................................ 2
WARNING AND CAUTIONS .......................................................................... 2
OIL SEAL REMOVAL..................................................................................... 3
SP ARE PARTS KIT......................................................................................... 3
BEFORE ST AR TING...................................................................................... 3
DISASSEMBL Y .............................................................................................. 4
GENERAL .......................................................................................... 4
INPUT SHAFT PLUG AND LUBE REMOVAL.................................... 4
OPTIONAL STATIONARY OUTPUT SHAFT REMOVAL ................... 4
OPTIONAL OUTPUT SHAFT PLUGS REMOVAL............................. 4
OUTPUT SHAFT/FOLLOWER WHEEL REMOVAL........................... 4
OPTIONAL THRU HOLE TUBE REMOVAL ....................................... 4
INSPECTION OF CAM FOLLOWERS............................................... 4
FOLLOWER REMOV AL ..................................................................... 5
OUTPUT SHAFT/FOLLOWERWHEEL BEARING REMOVAL........... 5
INPUT SHAFT/CAM REMOVAL......................................................... 5
INPUT SHAFT/CAM DISASSEMBLY ................................................. 5
ASSEMBLY .................................................................................................... 6
PRIOR TO REASSEMBL Y.................................................................. 6
INPUT SHAFT/CAM REASSEMBLY .................................................. 6
OUTPUT SHAFT/FOLLOWER WHEEL REASSEMBLY.................... 6
INSTALLING NEW BEARING CUPS ................................................. 6
SETTING INPUT SHAFT/CAM BEARING PRELOAD....................... 7
OUTPUT SHAFT/FOLLOWER WHEEL INSTALLATION ................... 7
SETTING CAM ................................................................................... 7
OIL SEAL INSTALLATION .................................................................. 8
OPTIONAL THRU HOLE TUBE INSTALLATION................................ 8
OPTIONAL STATIONARY OUTPUT SHAFT INSTALLATION............ 9
OPTIONAL OUTPUT SHAFT PLUGS INSTALLATION ..................... 9
LUBRICATION .................................................................................... 9
HOW TO ORDER PARTS............................................................................. 10
80 RDM ........................................................................................................ 11
80 RDM PARTS LIST ................................................................................... 12
INTRODUCTION
This service manual pertains to the disassembly and assembly of CAMCO’s 80RDM Index Drive.
The Manual is to be used in conjunction with the General Service Manual which describes the
lubrication and general maintenance of CAMCO Index Drives.
An illustration of the index drive is included in this manual. The procedures in this manual refer-
ence the item numbers of this illustration.
Also included is a complete Bill of Materials for your convenience in identifying and ordering spare
or replacement parts.
Some users of index drives have the facilities and trained personnel to accomplish service repair.
You must determine the extent to which intricate servicing should be done in your facility. When in
doubt, CAMCO recommends that CAMCO trained serviceman make the repairs.
WARNINGS AND CAUTIONS
Statements in this manual preceded by the words WARNING or CAUTION and printed in italics
are very important. We recommend you take special notice of these during service or repair.
WARNING
Means there is the possibility of personal injury to yourself or others.
CAUTION
Means there is the possibility of damage to the CAMCO unit.
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OIL SEAL REMOV AL
The only repair possible without disassembly of the index drive is replacement of oil seals. To
remove oil seals, drill a number of holes into the case of the seal. The seal may then be removed
with a pointed tool. Be sure to remove all metallic chips created during the drilling of removal
holes. A new seal may be installed as outlined in the "Oil Seal Installation Recommendations"
section of the "General Service Manual".
SPARE P AR TS KIT
CAMCO offers a Spare Parts Kit for all CAMCO index drive models CAMCO builds. These kits
include oil seals, bearings, shims and cam followers. These are components that will most likely
require replacement during repair of your index drive.
A complete list of components supplied in the Spare Parts Kit can be found in the parts list located
in the rear of this manual. The asterisk behind the item number indicates those parts supplied with
the Spare Parts Kit.
BEFORE ST ARTING
Before starting disassembly of your CAMCO unit you should read and review the following instructions. These provide important information on parts and procedures necessary to successfully
complete your repair.
Comply with all
Read the "Trouble Shooting Guide" section of your "General Service Manual" before disassembling
CAMCO units. CAMCO recommends returning defective equipment for inspection and repair
whenever possible.
CAMCO uses Loctite to secure all screws and setscrews. If you encounter a fastener that is
difficult to remove, apply heat to the screw and remove while still warm.
Warnings and Cautions.
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DISASSEMBLY
1. GENERAL
A. Remove all accessory equipment such
as clutches, reducers, sprockets, etc. If
equipped with a CAMCO Reducer, see
disassembly intruction pertaining to this
reducer prior to removal from unit.
2.
CAM ACCESS PLUG AND LUBE REMOVAL
A. To remove the plug (32), drill a hole into
the plug.
B. The plug may then be removed with a
pointed tool. Be sure to remove all chips
created during the drilling of removal
holes.
C. At this time the entire unit should be
flushed with a solvent to remove grease
from the cam compartment.
3.
OPTIONAL STATIONARY OUTPUT SHAFT
REMOVAL
A. Remove the four screws (31).
B. Tap optional stationary output shaft (24)
free of housing (1).
5.
OUTPUT SHAFT/FOLLOWER WHEEL
REMOVAL
A. Turn the unit over and remove the eight
screws (20).
B. Remove output bearing retainer (6) and
shims (12) from housing (1).
NOTE: Keep shims (12) with retainer
(6). You will be asked to reinstall or
replace with the same shim thickness
during assembly.
C. Remove quad seal (9) from output
bearing retainer (6).
D. Remove follower wheel (2) from housing
(1).
E. Remove shims (11).
NOTE: Keep shims (11) with follower
wheel (2). You will be asked to reinstall
or replace with the same shim thickness
during assembly.
6.
OPTIONAL THRU HOLE TUBE REMOVAL
A. Remove thru hole tube (8).
C. Remove quad ring (10) and o-ring (18)
from stationary output shaft (24).
OPTIONAL OUTPUT SHAFT PLUGS
4.
REMOVAL
A. To remove the optional output shaft plug
(30), drill a hole into the plug.
B. The plug may then be removed with a
pointed tool. Be sure to remove all chips
created during the drilling of removal
holes.
C. Insert a soft drive thru the output shaft
and tap out plug (29).
B. Remove seal (25) from housing (1).
INSPECTION OF CAM FOLLOWERS
7.
Inspect followers for damage or radial
loosemess. It should not exceed 0.001 inch.
Do not confuse radial looseness with axial
endplay. Endplay will be from 0.03 to 0.06 inch
as a normal condition. If it exceeds 0.06 inch, it
may require replacement.
NOTE: Generally, followers are replaced as
added insurance against eventual failure.
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